Finding the Fourth Proportional to 2,086,289.60, 2,876,252.64 and 1,783,617.08
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Solution
The fourth proportional to 2,086,289.60, 2,876,252.64 and 1,783,617.08 is: 2,458,974.70
Step by Step Solution
- Step 1: Write the proportion equation
2,086,289.60 : 2,876,252.64 = 1,783,617.08 : x - Step 2: Convert to fraction form
2,086,289.60/2,876,252.64 = 1,783,617.08/x - Step 3: Cross multiply
2,086,289.60x = 2,876,252.64 × 1,783,617.08 - Step 4: Simplify right side
2,086,289.60x = 5,130,133,335,099.09 - Step 5: Solve for x
x = 5,130,133,335,099.09/2,086,289.60 - Step 6: Final answer
x = 2,458,974.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.